From patchwork Mon Jul 12 17:53:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 12372165 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 265A2C11F6A for ; Mon, 12 Jul 2021 20:02:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D19561221 for ; Mon, 12 Jul 2021 20:02:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236684AbhGLUFB (ORCPT ); Mon, 12 Jul 2021 16:05:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49350 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236672AbhGLUE7 (ORCPT ); Mon, 12 Jul 2021 16:04:59 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 730E4C0613DD for ; Mon, 12 Jul 2021 13:02:10 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id g16so17360401wrw.5 for ; Mon, 12 Jul 2021 13:02:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=PsoZ6J2M5QyGu071hd73Pkusw3eitnPHMAU0WekmIkg=; b=McBGnIpiareUmauIcg6OssgF+sZoif+0H1vQknWReZVHSUvyWdp6P/x0+aJCa9U2DI gOBmyr4ICSZFPMWoki/iOkYt/OCP2DuvNBdbFfrTxi+89pmSsWRZdVCaLeYvOEigTbnC shAUpfcfdkcnRfiwUhlXLp5XLXFd0gzOT8EYM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PsoZ6J2M5QyGu071hd73Pkusw3eitnPHMAU0WekmIkg=; b=K1TKJfF4zMFq/fvlrIMmLXLsvenx/0K02gRyTUr7LAr+BcGAIHE5Ctl4cvRGe1h1C/ sXV7oiNnV5bL0L0X02UGniwrJFnlSV1B/YBFZuZbrRw+LjuZd5mDJ06dTnACRtluaP9y k86wytYbmctjW+uAzgXXYz7FkaJ12HgCU8iQ7ntmxyuQeFQHffcY7LxwpSOC54dVDpte P0PdtxoInHhcuAa/IdJpmTtm81wJlHbbW188X6r1LbLKBYy5Q7wpbI/UsQrO2ZhOA+gJ 8w7dlyTpihAKNKI8yFtrXriu/j64Mvk5qZdRb4AXASGoKHWdDjHra7Fd8e6hEbV1ffc3 mUdA== X-Gm-Message-State: AOAM531/CWVcPtP7M99MniYARRERvSt4BeKnZ+6o5F3o6djLFMxEHMix 01gPSHrvZTckR3NWeM5M+lC8Ig== X-Google-Smtp-Source: ABdhPJxLYv1YhEHSZ0HnsOvF6U6FhKtgxNQvFJ2CNeBsDQNb5UvcyTF3n6qFUFhuToT1pk1Pk2hnAw== X-Received: by 2002:a5d:6da2:: with SMTP id u2mr860120wrs.134.1626120129066; Mon, 12 Jul 2021 13:02:09 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id l14sm9858221wrs.22.2021.07.12.13.02.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jul 2021 13:02:08 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Intel Graphics Development , Daniel Vetter , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH v4 11/18] drm/gem: Delete gem array fencing helpers Date: Mon, 12 Jul 2021 19:53:45 +0200 Message-Id: <20210712175352.802687-12-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712175352.802687-1-daniel.vetter@ffwll.ch> References: <20210712175352.802687-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Integrated into the scheduler now and all users converted over. Signed-off-by: Daniel Vetter Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: Thomas Zimmermann Cc: David Airlie Cc: Daniel Vetter Cc: Sumit Semwal Cc: "Christian König" Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org --- drivers/gpu/drm/drm_gem.c | 96 --------------------------------------- include/drm/drm_gem.h | 5 -- 2 files changed, 101 deletions(-) diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 68deb1de8235..24d49a2636e0 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -1294,99 +1294,3 @@ drm_gem_unlock_reservations(struct drm_gem_object **objs, int count, ww_acquire_fini(acquire_ctx); } EXPORT_SYMBOL(drm_gem_unlock_reservations); - -/** - * drm_gem_fence_array_add - Adds the fence to an array of fences to be - * waited on, deduplicating fences from the same context. - * - * @fence_array: array of dma_fence * for the job to block on. - * @fence: the dma_fence to add to the list of dependencies. - * - * This functions consumes the reference for @fence both on success and error - * cases. - * - * Returns: - * 0 on success, or an error on failing to expand the array. - */ -int drm_gem_fence_array_add(struct xarray *fence_array, - struct dma_fence *fence) -{ - struct dma_fence *entry; - unsigned long index; - u32 id = 0; - int ret; - - if (!fence) - return 0; - - /* Deduplicate if we already depend on a fence from the same context. - * This lets the size of the array of deps scale with the number of - * engines involved, rather than the number of BOs. - */ - xa_for_each(fence_array, index, entry) { - if (entry->context != fence->context) - continue; - - if (dma_fence_is_later(fence, entry)) { - dma_fence_put(entry); - xa_store(fence_array, index, fence, GFP_KERNEL); - } else { - dma_fence_put(fence); - } - return 0; - } - - ret = xa_alloc(fence_array, &id, fence, xa_limit_32b, GFP_KERNEL); - if (ret != 0) - dma_fence_put(fence); - - return ret; -} -EXPORT_SYMBOL(drm_gem_fence_array_add); - -/** - * drm_gem_fence_array_add_implicit - Adds the implicit dependencies tracked - * in the GEM object's reservation object to an array of dma_fences for use in - * scheduling a rendering job. - * - * This should be called after drm_gem_lock_reservations() on your array of - * GEM objects used in the job but before updating the reservations with your - * own fences. - * - * @fence_array: array of dma_fence * for the job to block on. - * @obj: the gem object to add new dependencies from. - * @write: whether the job might write the object (so we need to depend on - * shared fences in the reservation object). - */ -int drm_gem_fence_array_add_implicit(struct xarray *fence_array, - struct drm_gem_object *obj, - bool write) -{ - int ret; - struct dma_fence **fences; - unsigned int i, fence_count; - - if (!write) { - struct dma_fence *fence = - dma_resv_get_excl_unlocked(obj->resv); - - return drm_gem_fence_array_add(fence_array, fence); - } - - ret = dma_resv_get_fences(obj->resv, NULL, - &fence_count, &fences); - if (ret || !fence_count) - return ret; - - for (i = 0; i < fence_count; i++) { - ret = drm_gem_fence_array_add(fence_array, fences[i]); - if (ret) - break; - } - - for (; i < fence_count; i++) - dma_fence_put(fences[i]); - kfree(fences); - return ret; -} -EXPORT_SYMBOL(drm_gem_fence_array_add_implicit); diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index 240049566592..6d5e33b89074 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -409,11 +409,6 @@ int drm_gem_lock_reservations(struct drm_gem_object **objs, int count, struct ww_acquire_ctx *acquire_ctx); void drm_gem_unlock_reservations(struct drm_gem_object **objs, int count, struct ww_acquire_ctx *acquire_ctx); -int drm_gem_fence_array_add(struct xarray *fence_array, - struct dma_fence *fence); -int drm_gem_fence_array_add_implicit(struct xarray *fence_array, - struct drm_gem_object *obj, - bool write); int drm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, u32 handle, u64 *offset);